[Event "Attacking chess: Files in the attack on the castled King"] [Site "https://lichess.org/study/z5GW7Sc1/l2G1d07D"] [Result "*"] [Variant "Standard"] [ECO "D30"] [Opening "Queen's Gambit Declined"] [Annotator "https://lichess.org/@/realhercules"] [UTCDate "2020.04.29"] [UTCTime "04:25:18"] [Source "https://lichess.org/study/z5GW7Sc1/l2G1d07D"] [Orientation "white"] 1. d4 d5 2. c4 e6 3. Nf3 a6 { Modern theory does not rate this move very highly. White obtains a sound and useful position by exchanging on d5. } 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 Be7 7. e3 O-O 8. Bd3 c6 9. Bxf6 Bxf6 10. Qc2 h6 11. O-O-O Bg4 12. h3 Bxf3 13. gxf3 { White now gets an open file to attack the black enemy king } { [%csl Gg1][%cal Gg1g7] } 13... a5? 14. Kb1 Nd7 15. Ne2 Qb6 16. Bf5 Rfd8 17. Bxd7 Rxd7 18. Nf4 Rd6 19. Rhg1 { [%cal Gg1g7] } 19... Kh8 20. Rg4 Rg8 21. Rdg1 Qc7 22. Nd3! { After a series of necessary defensive moves, Black has begun preparing ...b6 and ...c5 and White realizes that he cannot endanger Black's position by operations with his pieces down the flank without the support of his central pawns } 22... b6 23. f4 c5! { Black gives up a pawn with the aim of opening up the b and c-files and so promoting an attack against the king. } 24. dxc5 bxc5 25. Qxc5 Rc6 26. Qa3 Rc8! { Black has two files on which to attack and he decides the c-file. } 27. Rd1 Bxb2 28. Kxb2 Rc3 29. Qa4 Rc2+ { 0-1 } *